#include <iostream>
#include <string>

using namespace std;

int main()
{
	string str = "I am YeYuanyuan!";

	for(string::iterator iter = str.begin(); iter != str.end();++iter)
	{
		if(isupper(*iter))
		{
			str.erase(iter);
			--iter;
		}
	}
	cout<<str<<endl;
}